Patio umbrella fan



FIG. 1 is a bottom perspective view of a patio umbrella fan in accordance with my design;

FIG. 2 is a top perspective view of the patio umbrella fan in accordance with my design;

FIG. 3 is a side elevation view of the patio umbrella fan in accordance with my design;

FIG. 4 is an opposite side elevation view of the patio umbrella fan in accordance with my design;

FIG. 5 is a front elevation view of the patio umbrella fan in accordance with my design;

FIG. 6 is a back elevation view of the patio umbrella fan in accordance with my design;

FIG. 7 is a top plan view of the patio umbrella fan in accordance with my design; and,

FIG. 8 is a bottom plan view of the patio umbrella fan in accordance with my design.

The broken line showing the support pole and the control/attachment assembly for the patio umbrella fan is included for the purpose of illustrating environmental structure and forms no part of the claimed design. 

The ornamental design for a patio umbrella fan, as shown and described. 